Dr. John Louis Esposito – Professor of Religion and International Affairs and Islamic Studies at Georgetown University in Washington D.C., Director of the Centre for Muslim-Christian Understanding, President of American Academy of Religion (2013);

Dr. Kurt Kalcher –Karl-Franzens Graz University professor (2015);

Prof. dr. Sonja Šiljak-Yakovlev – Scientific Advisor to the National Centre for Scientific Research in France (CNRS), University Paris-Sud professor emeritus (2016).